Re: [PATCH] xen/privcmd: make option visible in Kconfig

[Thomas Weißschuh]

Thanks!

On 2021-11-16 15:33+0100, Juergen Gross wrote:
> This configuration option provides a misc device as an API to userspace.
> Make this API usable without having to select the module as a transitive
> dependency.
> 
> This also fixes an issue where localyesconfig would select
> CONFIG_XEN_PRIVCMD=m because it was not visible and defaulted to
> building as module.
> 
> Based-on-patch-by: Thomas Weißschuh <linux@xxxxxxxxxxxxxx>
> Signed-off-by: Juergen Gross <jgross@xxxxxxxx>
> ---
>  drivers/xen/Kconfig | 7 ++++++-
>  1 file changed, 6 insertions(+), 1 deletion(-)
> 
> diff --git a/drivers/xen/Kconfig b/drivers/xen/Kconfig
> index a1b11c62da9e..a2e91d3ca372 100644
> --- a/drivers/xen/Kconfig
> +++ b/drivers/xen/Kconfig
> @@ -259,9 +259,14 @@ config XEN_SCSI_BACKEND
>  	  if guests need generic access to SCSI devices.
>  
>  config XEN_PRIVCMD
> -	tristate
> +	tristate "Xen hypercall passthrough driver"
>  	depends on XEN
>  	default m
> +	help
> +	  The hypercall passthrough driver allows user land programs to perform
> +	  Xen hypercalls. This driver is normally required for systems running
> +	  as Dom0 to perform privileged operations, but in some disaggregated
> +	  Xen setups this driver might be needed for other domains, too.
>  
>  config XEN_ACPI_PROCESSOR
>  	tristate "Xen ACPI processor"
> -- 
> 2.26.2

Reviewed-by: Thomas Weißschuh <linux@xxxxxxxxxxxxxx>